Granted Patent
Utility
US 6,733,571 · App. 09/614,649
Gas purification system with an integrated hydrogen sorption and filter assembly
Inventors:
Pierre J. Arquin, Nels W. Lindahl, Mark A. Canaan
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jul 12, 2000
Inventors
Pierre J. Arquin
Nels W. Lindahl
Mark A. Canaan
Assignee (at issue)
SAES PURE GAS, INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.